Fix EP0NH431.DLL DLL Errors and Download Now

Last Updated: 11/27/2023
[Average Article Time to Read: 4.7 minutes]

EP0NH431.DLL uses the DLL file extension, which is more specifically known as a EPSON Printer Driver file. It is classified as a Win64 DLL (Driver) file, created for EPSON Printer Driver by Microsoft.

The release of EP0NH431.DLL introduced for Windows was on 11/08/2006 in Windows Vista. The most recent release for Windows 7 launched on 07/22/2009 [version 6.1.6769.0 release].

In this article, you will find detailed EP0NH431.DLL information, a DLL file troubleshooting guide, and a list of versions that are available for free download.

File Analysis Provided by Jason Geater (Author)

File Overview

General Information ^✻
File Name:	EP0NH431.DLL
File Extension:	DLL file extension
Description:	EPSON Printer Driver
Object File Type:	Driver
File Operating System:	Windows NT 32-bit
MIME Type:	application/octet-stream
User Popularity Rating:

Developer and Software Information
Software Developer:	SEIKO EPSON CORPORATION
Software Program:	EPSON Printer Driver
Legal Copyright:	© SEIKO EPSON CORPORATION 2004. All rights reserved.

File Details
Character Set:	Unicode
Language Code:	English (U.S.)
File Flags:	Private build
File Flags Mask:	0x003f
Entry Point:	0x163e0
Code Size:	91648

View Other EP0NH431.DLL Information

File Info	Description
File Size:	96 kB
File Modification Date/Time:	2009:07:14 01:40:41+00:00
File Inode Change Date/Time:	2017:11:05 07:07:16+00:00
File Type:	Win64 DLL
MIME Type:	application/octet-stream
Machine Type:	AMD AMD64
Time Stamp:	2009:07:14 01:28:24+00:00
PE Type:	PE32+
Linker Version:	9.0
Code Size:	91648
Initialized Data Size:	7168
Uninitialized Data Size:	0
Entry Point:	0x163e0
OS Version:	6.1
Image Version:	6.1
Subsystem Version:	5.2
Subsystem:	Windows command line
File Version Number:	6.1.6769.0
Product Version Number:	6.1.6769.0
File Flags Mask:	0x003f
File Flags:	Private build
File OS:	Windows NT 32-bit
Object File Type:	Driver
File Subtype:	1
Language Code:	English (U.S.)
Character Set:	Unicode
Company Name:	SEIKO EPSON CORPORATION
File Description:	EPSON Printer Driver
File Version:	6.1.6769.0
Internal Name:	EP0NH431.DLL
Legal Copyright:	© SEIKO EPSON CORPORATION 2004. All rights reserved.
Original Filename:	EP0NH431.DLL
Product Name:	EPSON Printer Driver
Product Version:	6.1.6769.0

^✻ Portions of file data provided by Exiftool (Phil Harvey) distributed under the Perl Artistic License.

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What are EP0NH431.DLL Error Messages?

Dynamic Link Library EP0NH431.DLL Errors

EP0NH431.DLL is considered a type of Dynamic Link Library (DLL) file. Dynamic Link Library files, like EP0NH431.DLL, are essentially a "guide book" that stores information and instructions for executable (EXE) files - like sapisvr.exe - to follow. These files were created so that multiple programs (eg. Windows) could share the same EP0NH431.DLL file, saving valuable memory allocation, therefore making your computer run more efficiently.

Unfortunately, what makes DLL files so convenient and efficient, also makes them extremely vulnerable to problems. If something happens to a shared DLL file, either it goes missing or gets corrupted in some way, it can generate a "runtime" error message. Runtime is pretty self-explanatory; it means that these errors are triggered when EP0NH431.DLL is attempted to be loaded either when Windows is starting up, or in some cases already running. Some of the most common EP0NH431.DLL errors include:

Access Violation at address - EP0NH431.DLL.
EP0NH431.DLL could not be found.
Cannot find C:\Windows\System32\DriverStore\FileRepository\prnep00a.inf_amd64_neutral_92a4c727cdf4c2f7\Amd64\EP0NH431.DLL.
Cannot register EP0NH431.DLL.
Cannot start Windows. A required component is missing: EP0NH431.DLL. Please install Windows again.
Failed to load EP0NH431.DLL.
The application has failed to start because EP0NH431.DLL was not found.
The file EP0NH431.DLL is missing or corrupt.
This application failed to start because EP0NH431.DLL was not found. Re-installing the application may fix this problem.

Your EP0NH431.DLL file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Windows), or deleted by a malware infection. Furthermore, EP0NH431.DLL file corruption could be caused from a power outage when loading Windows, system crash while loading EP0NH431.DLL, bad sectors on your storage media (usually your primary hard drive), or quite commonly, a malware infection. Thus, it's critical to make sure your anti-virus is kept up-to-date and scanning regularly.

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How to Fix EP0NH431.DLL Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your EP0NH431.DLL issue. These troubleshooting steps are listed in the recommended order of execution.

Step 1: Restore your PC back to the latest restore point, "snapshot", or backup image before error occurred.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

Hit the Windows Start button
When you see the search box, type "System Restore" and press "ENTER".
In the search results, find and click System Restore.
Please enter the administrator password (if applicable / prompted).
Follow the steps in the System Restore Wizard to choose a relevant restore point.
Restore your computer to that backup image.

If the Step 1 fails to resolve the EP0NH431.DLL error, please proceed to the Step 2 below.

Step 2: Run SFC (System File Checker) to restore the corrupt or missing EP0NH431.DLL file.

System File Checker is a utility included with every Windows version that allows you scan and restore corrupted system files. Use the SFC tool to fix missing or corrupt EP0NH431.DLL files (Windows XP, Vista, 7, 8, and 10):

Hit the Windows Start button
In the search box, type "cmd" but DO NOT PRESS "ENTER".
Press and hold "CTRL-Shift" on your keyboard while pressing "ENTER".
You'll be prompted with a permission dialog box.
In the box, click "YES".
You should have a black screen with a blinking cursor.
In that black screen, type "sfc /scannow" and hit "ENTER".
SFC will begin scanning for EP0NH431.DLL issues and any other system file problems.
Follow any on-screen commands to complete the process.

Please be aware that this scan might take a while, so please be patient while it is working.

If this Step 2 fails as well, please proceed to the Step 3 below.

sfc /scannow

Step 3: Perform a Windows Update.

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many EP0NH431.DLL error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

Hit the Windows Start button
In the search box, type "Update" and press "ENTER".
In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
If updates are available for download, click "Install Updates".
After the update is completed, restart your PC.

If Windows Update failed to resolve the EP0NH431.DLL error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.

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If Those Steps Fail: Download and Replace Your EP0NH431.DLL File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate EP0NH431.DLL file version. We maintain a comprehensive database of 100% malware-free EP0NH431.DLL files for every applicable version of Windows. Please follow the steps below to download and properly replace you file:

Locate your Windows operating system version in the list of below "Download EP0NH431.DLL Files".
Click the appropriate "Download Now" button and download your Windows file version.
Copy the file into the appropriate directory for your Windows version:

Windows Vista: C:\Windows\System32\DriverStore\FileRepository\prnep001.inf_22b38952\Amd64\
Windows 7: C:\Windows\System32\DriverStore\FileRepository\prnep00a.inf_amd64_neutral_92a4c727cdf4c2f7\Amd64\

Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 7.

GEEK TIP : We must emphasize that reinstalling Windows will be a very time-consuming and advanced task to resolve EP0NH431.DLL problems. To avoid data loss, you must be sure that you have backed-up all of your important documents, pictures, software installers, and other personal data before beginning the process. If you are not currently backing up your data, you need to do so immediately.

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Download EP0NH431.DLL Files (Malware-Tested 100% Clean)

CAUTION : We strongly advise against downloading and copying EP0NH431.DLL to your appropriate Windows system directory. Microsoft typically does not release Windows DLL files for download because they are bundled together inside of a software installer. The installer's task is to ensure that all correct verifications have been made before installing and placing EP0NH431.DLL and all other DLL files for Windows. An incorrectly installed DLL file may create system instability and could cause your program or operating system to stop functioning altogether. Proceed with caution.

Windows Vista

File Name

Software Version

File Version

Architecture

EP0NH431.DLL

6.0.5349.0

32-bit (x32)

Expand for Detailed File Information +

OS Version:	Windows Vista
Software:	EPSON Printer Driver
Software Version:	6.0.5349.0
File Version:	6.0.5349.0
File Size:	94720
File Date:	11/02/2006
MD5 Checksum:	6eb8945853ba2ee3225e0444ea8c7213
SHA1 Checksum:	fa4050c9fe3ae697e1f57f8ac0231b794c7261ea
SHA256 Checksum:	14809603afcf6e5e27948802355ba28c931c242ec494a6c09725e9c3e1c66bca
CRC32:
File Directory Location:	C:\Windows\System32\DriverStore\FileRepository ...

File Version, System, and Machine Information
File Type:	Win64 DLL
Image Version:	6.0
Initialized Data Size:	6656
Linker Version:	8.0
Machine Type:	AMD AMD64
PE Type:	PE32+
Subsystem:	Windows command line
Subsystem Version:	5.2
File Modification Date/Time:	11/02/2006

Windows 7

File Name

Software Version

File Version

Architecture

EP0NH431.DLL

6.1.6769.0

64-bit (x64)

Expand for Detailed File Information +

OS Version:	Windows 7
Software:	EPSON Printer Driver
Software Version:	6.1.6769.0
File Version:	6.1.6769.0
File Size:	98816
File Date:	07/14/2009
MD5 Checksum:	758fb48cdb3033753ecc29d74729bbed
SHA1 Checksum:	24d23df0e2618c206b8b018be45cd04ea4fd4aee
SHA256 Checksum:	c9e808c49d4bc08c69059a0f70c8aaf1e5f9b0e6aa0d4f16bb4d49de7c752c67
CRC32:
File Directory Location:	C:\Windows\System32\DriverStore\FileRepository ...

File Version, System, and Machine Information
File Type:	Win64 DLL
Image Version:	6.1
Initialized Data Size:	7168
Linker Version:	9.0
Machine Type:	AMD AMD64
PE Type:	PE32+
Subsystem:	Windows command line
Subsystem Version:	5.2
File Modification Date/Time:	07/14/2009

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Files Related to EP0NH431.DLL

DLL Files Related to EP0NH431.DLL

File Name	Description	Software Program (Version)	File Size (bytes)	File Location
MSWB7.dll	MSWB7 DLL	Microsoft® Windows® Operating System (6.3.9600.17415)	181248	C:\Windows\System32\en-US\
wiadefui.dll	Dynamic Link Library	Windows 7	416768	C:\Windows\WinSxS\amd64_microsoft-windows-b..en...
rgb9rast.dll	Dynamic Link Library	Windows 7	147968	C:\Windows\System32\Sysprep\Panther\
VirtualSmartcardReader...	WDF:UMDF Virtual Smartcard Reader User-Mode Driver	Microsoft® Windows® Operating System (10.0.15063.0)	114688	C:\Windows\System32\LogFiles\WMI\RtBackup\
mprapi.dll	Windows NT MP Router Administration DLL	Microsoft® Windows® Operating System (6.0.6002.18005)	129536	C:\WINDOWS\Tasks\

Other Files Related to EP0NH431.DLL

File Name	Description	Software Program (Version)	File Size (bytes)	File Location
OneX_v1.xsd	XML Schema Definition	Windows XP	5957	C:\Windows\L2Schemas\
WWAN_profile_v1.xsd	XML Schema Definition	Windows 8	6201	C:\Windows\L2Schemas\
WLANAP_profile_v1.xsd	XML Schema Definition	Windows 7	7504	C:\Windows\L2Schemas\
WLAN_profile_v1.xsd	XML Schema Definition	Windows 8.1	16142	C:\Windows\L2Schemas\
WLAN_profile_v1.xsd	XML Schema Definition	Windows Vista	15591	C:\Windows\L2Schemas\

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